CN110985903B - Lamp module - Google Patents

Abstract

The invention provides a lamp module, comprising: an LED lamp board, a power drive module, concentric male terminals and a first shell; The second casing where the concentric male terminal and the concentric female terminal are located squeezes the waterproof rubber ring, so that the purpose of waterproofing can be achieved between the first casing and the second casing; the first casing and the second casing are connected into one by screwing , the heat of the power drive module and the LED light board can be conducted to conduct heat, so as to achieve the purpose of cooling the power drive module and the LED light board; through the concentric female terminals and concentric male terminals, the first shell and the second shell can be installed in the thread installation process. The purpose of coaxially rotating and connecting and taking electricity is achieved in the middle of the lamp; the lamp module has a structure of heat conduction, waterproof, and concentric spiral taking electricity; at the same time, it can be combined with other accessories or extension accessories to form a variety of lamps, thereby Improve the use range of lamp modules.

Description

a lamp module

technical field

The present invention relates to the technical field of integrated lamp modules, in particular to a lamp module.

Background technique

At present, LED lamps are designed with a module structure, one is to facilitate maintenance, and the other is to save costs; the so-called module is to integrate the light source and the power supply into a module, which is assembled in the lamp shell to form a lamp. Once the lamp does not work, Most of the modules are damaged, just replace the damaged module, which saves the cost of the lamp housing; however, when the module without waterproof function is installed in the lamp housing, it is necessary to ensure that the lamp housing can be Waterproof, can make LED lamps meet the requirements of outdoor work.

SUMMARY OF THE INVENTION

The present invention provides a lamp module, which is used to realize the waterproof performance of the lamp module and the purpose of directly replacing the module after the lamp module fails without replacing the casing.

The invention provides a lamp module, comprising: an LED lamp board, a power drive module, concentric male terminals and a first casing, the first casing is configured as a cylindrical structure, and an inner wall of the first casing close to the upper open end is provided with There is a convex ring with a ring structure, and the upper surface of the convex ring is installed with the LED lamp board by screws; the lower part of the LED light board is provided with a power drive module, and the output end of the power drive module is connected to the LED lamp by a wire The power input end of the board, the input end of the power drive module is connected to the output end of the concentric male terminal through a wire, the lower surface of the first housing is provided with a first raised column of annular structure, the first raised column communicated with the first housing; one end of the concentric male terminal close to the power drive module is fixed in the first protruding post; the other end of the concentric male terminal extends out of the inner cavity of the first protruding post , and connect the concentric female terminal, the end of the concentric female terminal away from the concentric male terminal is installed in the second casing; a waterproof rubber ring is arranged between the first casing and the second casing.

Preferably, a second sealing layer is provided on the side of the LED light board and the screw close to the upper end opening of the first housing, a reflective cup is sleeved above the second sealing layer, and a center of the reflective cup is sleeved There is a lens, and the lens is used to be fastened on the light-emitting part of the LED light board.

Preferably, a first sealing layer is provided between the LED light board and the power drive module, and the first sealing layer is used to seal and fix the LED light board, the power drive module and the wires together in the inside the first shell.

Preferably, an insulating sheet of annular structure is provided on the inner wall of one end of the first housing close to the first raised column, and the lower surface of the insulating sheet and the inner bottom of the first housing are attached to each other. The upper surface of the insulating sheet is fixed inside the first casing through the first sealing layer.

Preferably, the concentric female terminal includes: a first insulating casing, a conductive metal ring, a conductive elastic sheet and a first plastic insulating boss, the concentric female terminal is arranged in a columnar structure, and the upper part of the first insulating casing is arranged There is a circular slot, the inner bottom of the circular slot is provided with a first plastic insulating boss, the center of the first plastic insulating boss is embedded with a conductive metal core, and the inner wall of the circular slot is provided with a conductive metal core. A metal ring, the annular inner wall of the conductive metal ring is provided with a conductive elastic sheet that protrudes in the direction of the axial centerline of the conductive metal ring, the outer wall of the conductive metal ring is connected to a wire, and the bottom of the conductive metal core is connected from the bottom of the conductive metal core. The center of the first plastic insulating boss extends downward and is connected to the wire; the conductive metal ring is used for inserting the concentric male terminal; the peripheral outer wall of one end of the first insulating shell close to the circular notch is provided with a The outwardly protruding first limiting boss, the first limiting boss and the circular notch end face the concentric male terminal, and are used to cooperate with the concentric male terminal.

Preferably, the concentric male terminal comprises: a second insulating housing, a second plastic insulating boss, an outer conductive metal tube and a first inner conductive metal tube, the second insulating housing is a cylindrical structure, and the The lower surface of the cylindrical structure is provided with a circular notch, the circular notch is provided with a second plastic insulating boss, and the side of the second plastic insulating boss close to the circular notch is provided with a third plastic an insulating column, the diameter of the third plastic insulating column is smaller than the diameter of the second plastic insulating boss; an outer conductive metal tube is arranged between the third plastic insulating column and the second insulating shell, and the The first plastic insulating boss and the second plastic insulating boss are embedded with a second inner conductive metal tube, and one end of the second inner conductive metal tube close to the bottom of the circular slot is provided with a wire, away from the The wire at one end of the second inner conductive metal tube penetrates and extends out of the second insulating housing, the outer wall of the outer conductive metal tube is also connected with a wire, and the wire at one end away from the outer conductive metal tube penetrates and extends out of the outer wall of the outer conductive metal tube. The second insulating shell; the second inner conductive metal tube is also embedded with a first inner conductive metal tube, and the lower end of the first inner conductive metal tube is provided with a circular structure opening, and the opening is used for installation the concentric female terminal; the outer wall of one end of the second insulating shell close to the opening of the circular groove is provided with a second limiting boss, and both the second limiting boss and the second insulating shell are It is used to be inserted into and fixed in the first convex column, and the end of the first convex column away from the first shell is also provided with a first limit groove, and the groove of the first limit groove The diameter of the mouth is larger than the diameter of the central through hole of the first protruding column; the first limiting groove is used for embedding the second limiting boss.

Preferably, the peripheral outer wall of the first protruding column is provided with an external thread, and the external thread is used to install the second casing, the second casing is configured as a tubular structure, and a tapered structure is arranged below the tubular structure The installation platform of the structure, the end of the installation platform away from the second shell is provided with a through hole, and the through hole is used to install the first limit boss of the concentric female terminal, the first limit boss The lower surface of the first limiting boss is in contact with the inner bottom surface of the mounting platform, and a waterproof rubber ring is arranged on the upper surface of the first limiting boss.

Preferably, an outer thread is provided on the peripheral outer wall of one end of the first housing away from the first protruding column, and the outer thread is used for mounting a mask, and a mounting hole is provided in the center of the mask, and the mounting hole A step glass is embedded in the inner bottom of one end away from the first shell, and a silicone gasket with a ring structure is arranged on the side of the step glass away from the ground in the installation hole, and the silicone gasket is sleeved on the first shell. One end of the outer thread of the outer casing is peripheral to the outer wall.

Preferably, the face mask is set to any one of a flat cover, an arc cover, a round oblique mask, a vertical lamp cover, a long tube cover or a square oblique mask.

Preferably, the end of the second housing away from the first housing is fixed on the lamp holder, the lamp holder is fixed on the base by the fixing rod, the inner wall of the lamp holder is spirally embedded with a cooling pipe, and the two parts of the cooling pipe are The end extends from the end of the lamp holder close to the fixing rod to the base; the base is provided with a water storage cavity, and the upper surface of the water storage cavity is provided with a water inlet and a water outlet, the water inlet A water inlet pipe is connected, the water outlet is connected to a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively connected to the two open ends of the cooling pipe; the end of the lamp holder close to the second shell is provided with a ventilation plate A fan and a water pressure regulating device are arranged at one end of the ventilation plate away from the second casing, the fan is arranged close to the ventilation plate, one end of the water pressure regulating device is connected to the driving device, and the other end is connected to the cooling pipe Close to one end of the water outlet pipe; the peripheral outer wall of the water storage cavity is also provided with a water injection port.

Beneficial effects of the present invention:

A lamp module provided by the present invention can achieve the purpose of heat conduction, heat dissipation, waterproof and rotating coaxial connection and power taking by means of the first shell, the second shell, the concentric male terminal and the concentric female terminal. The second casing where the concentric male terminal and the concentric female terminal are located squeezes a waterproof rubber ring, so that the purpose of waterproofing can be achieved between the first casing and the second casing;

The first shell and the second shell are integrally connected by screws, which can conduct heat conduction between the power drive module and the LED light board. The heat is conducted to the second housing where the concentric female terminals are located to achieve the purpose of cooling the power drive module and the LED light board;

Through the provided concentric female terminals and concentric male terminals, the purpose of coaxially rotating and connecting the first shell and the second shell and taking electricity during the screw installation process is realized;

The lamp module has a structure of heat conduction, water resistance, and concentric spiral power taking as a whole; at the same time, the external thread provided on the first shell, the external thread provided on the first raised column and the concentric male terminal are combined with the concentric female terminal, which can be combined with the concentric female terminal. Other accessories or extension accessories are combined to form diversified lamps, thereby improving the use range of the lamp module.

During specific operation, the concentric male terminal and the concentric female terminal are respectively set as waterproof structures; the power drive module is formed in the first housing by pouring glue between the concentric male terminal and the LED lamp board. The first sealing layer, so that the power drive module is completely sealed in the first sealing layer, and the side of the LED lamp board away from the power drive module is also fixed in the first housing by screws, and the upper surface of the screws is provided with The second sealing layer is used to seal the gap between the screw and the LED light board; thus, the LED light board and the concentric male terminal are completely waterproof in the first shell; It can make the power drive module, the power end of the LED light board, and the concentric male terminal achieve the purpose of waterproofing and modularization. When needed, the concentric male terminal and the concentric female terminal are plugged into each other to achieve conduction. The end of the female terminal that is far away from the concentric male terminal can be powered, and the electrical conduction of the concentric male terminal can be realized, and the power drive module can be further activated. Realize the work of the lamp module.

When the lamp module fails, the lamp module installed in the lampshade can be directly disassembled and replaced, thereby reducing the waste caused by the direct replacement of the lampshade; , the second sealing layer and the concentric male terminals and concentric female terminals with sealing and waterproofing jointly achieve the purpose of sealing and waterproofing, which greatly improves the purpose of replacing the lamp module after failure; When replacing the lamp module instead of replacing the lamp housing together.

The first housing and the second housing for installing the concentric female terminals are made of metal materials; the first housing closely contacts the concentric male terminals, the power drive module and the LED lamp board through the first sealing layer Therefore, the heat generated by the power drive module and the LED light board can be conducted through the first shell and the second shell, so that the heat dissipation efficiency of the power drive module and the LED light board can be improved, and the power drive module and the LED light board can be reduced. If the board fails due to overheating, the service life of the power drive module and the LED light board is improved; at the same time, the aging of the concentric male terminals, concentric female terminals and wires is reduced, which effectively prolongs the service life of the waterproof light module.

Other features and advantages of the present invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.

The technical solutions of the present invention will be further described in detail below through the accompanying drawings and embodiments.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the exploded structure schematic diagram of the present invention;

3 is a schematic structural diagram of a concentric female terminal of the present invention;

4 is a schematic structural diagram of a concentric male terminal of the present invention;

5 is a schematic diagram of the connection structure of the first shell and the second shell of the present invention;

6 is a schematic structural diagram of a mask of the present invention;

7 is a schematic diagram of the structure of the lamp holder of the present invention;

8 is a schematic structural diagram of the water pressure regulating device of the present invention;

9 is a schematic structural diagram of a top view of the water pressure regulating device of the present invention;

10 is a schematic structural diagram of a cooling pipeline of the present invention;

11 is a schematic structural diagram of a water storage cavity of the present invention;

12 is a schematic diagram of the connection structure of the plunger tube and the cooling pipeline of the present invention;

13 is a schematic diagram of the connection structure of the third connecting rod, the third bushing and the fourth bushing of the present invention;

Among them, 1-LED light board, 2-power drive module, 3-concentric male terminal, 4-first shell, 5-protruding ring, 6-first protruding post, 7-concentric female terminal, 8-screw, 9- -Wire, 10-Insulating sheet, 11-First sealing layer, 12-Second sealing layer, 13-Reflector cup, 14-Lens, 15-First insulating shell, 16-Conductive metal ring, 17-Conductive elastic sheet, 18-First plastic insulating boss, 19-Second plastic insulating boss, 20-Conductive metal core, 21-Second insulating shell, 22-Outer conductive metal tube, 23-First inner conductive metal tube, 24- The first limit boss, 25- the second inner conductive metal tube, 26- the third plastic insulating column, 27- the second limit boss, 28- the first limit groove, 29- the second shell, 30- Waterproof rubber ring, 31-installation table, 32-silicone gasket, 33-step glass, 34-mask, 35-lamp base, 36-base, 37-fixing rod, 38-cooling pipe, 39-ventilation plate, 40- First gear, 41-second gear, 42-first shaft, 43-fourth raised column, 44-fixed plate, 45-first connecting rod, 46-third bushing, 47-vane, 48-th Three shafts, 49-motor, 50-fourth shaft, 51-bearing, 52-slide, 53-slider, 54-first connecting plate, 55-second connecting plate, 56-fourth bushing, 57-first connecting plate Four connecting plates, 58-first bushing, 59-fifth shaft, 60-fifth connecting plate, 61-second connecting rod, 63-third connecting rod, 64-third raised column, 65-second Bushing, 66-water storage cavity, 67-water outlet, 68-water inlet, 69-water outlet pipe, 70-water inlet pipe, 71-water injection port, 72-piston pipe, 73-plunger rod, 74-movable plug, 75-first one-way valve, 76-second one-way valve.

Detailed ways

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, but not to limit the present invention.

1-6, an embodiment of the present invention provides a lamp module, including: an LED lamp board 1, a power drive module 2, a concentric male terminal 3 and a first housing 4, the first housing 4 is set as A cylindrical structure, the inner wall of the first housing 4 close to the upper open end is provided with a ring-shaped convex ring 5, the upper surface of the convex ring 5 is installed with the LED lamp board 1 by screws 8; A power drive module 2 is arranged at intervals, the output end of the power drive module 2 is connected to the power input end of the LED lamp panel 1 through a wire 9, and the input end of the power drive module 2 is connected to the concentric male terminal 3 through a wire 9. At the output end, the lower surface of the first housing 4 is provided with a first raised column 6 in an annular structure, and the first raised column 6 is communicated with the first housing 4; the first raised column 6 One end of the concentric male terminal 3 close to the power drive module 2 is fixed inside; the other end of the concentric male terminal 3 extends out of the inner cavity of the first raised column 6 and is connected to the concentric female terminal 7, the concentric female The end of the terminal 7 away from the concentric male terminal 3 is installed in the second casing 29 ; a waterproof rubber ring 30 is arranged between the first casing 4 and the second casing 29 .

In the lamp module provided by the present invention, the first housing 4, the second housing 29, the concentric male terminal 3 and the concentric female terminal 7 can realize the purpose of heat conduction, heat dissipation, waterproof and rotating coaxial connection to obtain electricity. The first casing 4 makes the second casing 29 where the concentric male terminal 3 and the concentric female terminal 7 are located squeeze the waterproof rubber ring 30, so that the purpose of waterproofing can be achieved between the first casing 4 and the second casing 29;

The first casing 4 and the second casing 19 are integrally connected by screwing, so that the heat of the power drive module 2 and the LED lamp board 1 can be thermally conducted. The heat of the module 2 and the LED light board 1 is conducted to the second housing 29 where the concentric female terminals 7 are located, so as to achieve the purpose of dissipating heat to the power drive module 2 and the LED light board 1;

Through the provided concentric female terminal 7 and concentric male terminal 3, the purpose of realizing coaxial rotation connection of the first housing 4 and the second housing 29 during screw installation and taking electricity is achieved;

The lamp module has a structure of heat conduction, water resistance, and concentric spiral power taking as a whole; at the same time, the external thread provided on the first housing 4, the external thread provided on the first raised column 6 and the concentric male terminal 3 are combined with the concentric female terminal. 7. It can be combined with other accessories or extension accessories to form diversified lamps, thereby improving the use range of the lamp module.

During specific operation, the concentric male terminal 3 and the concentric female terminal 7 are respectively set as waterproof structures; the power drive module 2 is filled with glue between the concentric male terminal 3 and the LED lamp board 1 , so that the A first sealing layer 11 is formed in the first casing 4 , so that the power drive module 2 is completely sealed in the first sealing layer 11 , and the side of the LED lamp board 1 away from the power drive module 2 is also fixed on the first seal by screws 8 . In a housing 4, the upper surface of the screw 8 is provided with a second sealing layer 12, and the second sealing layer 12 is used to seal the gap between the screw 8 and the LED lamp board 1; The lamp board 1 and the concentric male terminals 3 are completely waterproof in the first housing 4; the power drive module 2, the power supply end of the LED lamp board 1, and the concentric male terminals 3 can all achieve the purpose of waterproofing and modularization. When it needs to be used, the concentric male terminal 3 and the concentric female terminal 7 are inserted into each other to achieve conduction, and the end of the concentric female terminal 7 away from the concentric male terminal 3 is used to obtain electricity, so as to realize the power supply to the concentric male terminal 3 The power supply drive module 2 is further turned on, and the power drive module 2 will light up the LED lamp panel 1 after being started, so that the lamp module can be operated.

When the lamp module fails, the lamp module installed in the lampshade can be directly disassembled and replaced, thereby reducing the waste caused by the direct replacement of the lampshade; 11. The second sealing layer 12 and the concentric male terminal 3 and the concentric female terminal 7 with sealing and waterproofing jointly achieve the purpose of sealing and waterproofing, which greatly improves the purpose of facilitating replacement of the lamp module after failure; After the failure, the lamp module is replaced directly instead of replacing the lamp housing together.

The lamp module is formed by the concentric male terminal 3, the LED lamp board 1, the power drive module 2 and the first housing 4, and is combined with the concentric female terminal 7 to achieve the purpose of electrically connecting the power supply; the lamp module can also be composed of The concentric male terminal 3, the LED lamp board 1, the power drive module 2 and the concentric female terminal 7 are formed together; the combination of the above two lamp modules is to obtain electricity through one end of the concentric female terminal, and then connect the concentric male terminal through the concentric female terminal. The concentric male terminals are used to conduct electricity to the power drive module 2 , so as to achieve the purpose of connecting the power source to the power drive module 2 and starting the LED light board 1 to work.

The first housing 4 and the second housing 29 for installing the concentric female terminal 7 are made of metal materials; the first housing 4 is connected to the concentric male terminal 3, the power drive module 2 and The LED lamp panels 1 are all in close contact, so the heat energy generated by the power drive module 2 and the LED lamp panel 1 can be conducted through the first shell 4 and the second shell 29, so that the power drive module 2 and the LED lamp The heat dissipation efficiency of the board 1 is improved, the failure of the power drive module 2 and the LED light board 1 due to overheating is reduced, and the service life of the power drive module 2 and the LED light board 1 is improved; at the same time, the concentric male terminals 3 and the concentric female terminals are reduced. 7 and the aging of the wire 9, effectively prolonging the service life of the lamp module.

As shown in FIGS. 1-2 , a second sealing layer 12 is provided on the side of the LED lamp board 1 and the screw 8 close to the upper end opening of the first housing 4 , and a reflective layer is sleeved above the second sealing layer 12 The cup 13, the center of the reflective cup 13 is sleeved with a lens 14, and the lens 14 is used to be buckled on the light-emitting part of the LED light board.

The second sealing layer 12 can make it difficult for water or mist to enter the LED light board 1 from the screw 8 holes during the use of the LED light board 1; Reflection makes the light brighter, and at the same time, it can cover the upper surface of the LED light board 1 to further achieve the purpose of waterproofing; the lens 14 can not only focus the LED light, but also realize the LED light board 1. Further waterproof purpose.

As shown in FIGS. 1-2 , a first sealing layer 11 is disposed between the LED lamp panel 1 and the power drive module 2 , and the first sealing layer 11 is used to seal the LED lamp panel 1 , the The power drive module 2 and the wires 9 are jointly sealed and fixed in the first casing 4 .

The first sealing layer 11 can make the LED light board 1 and the power drive module 2 achieve the purpose of waterproof sealing in the first casing 4, so that the LED light board 1 and the power drive module 2 can pass through the first sealing layer 11. form an integral component.

As shown in FIGS. 1-2 , an insulating sheet 10 of annular structure is provided on the inner wall of one end of the first housing 4 close to the first protruding column 6 , and the lower surface of the insulating sheet 10 and the first housing are The inner bottoms of the insulating sheets 10 are attached to each other, and the upper surface of the insulating sheet 10 is fixed inside the first casing 4 through the first sealing layer 11 .

The insulating sheet 10 can achieve the purpose of insulation and separation between the first sealing layer 11 and the first casing 4 , and at the same time, it can also make the first sealing layer 11 in the process of pouring into the first casing 4 to the first casing. 4 and the concentric male terminal 3 for the purpose of isolating the pad.

As shown in FIG. 3 , the concentric female terminal 7 includes: a first insulating shell 15 , a conductive metal ring 16 , a conductive elastic piece 17 and a first plastic insulating boss 18 . The concentric female terminal 7 is arranged in a columnar structure, so The top of the first insulating shell 15 is provided with a circular notch, the inner bottom of the circular notch is provided with a first plastic insulating boss 18, and a conductive metal core is embedded in the center of the first plastic insulating boss 18 20. The inner wall of the circular slot is provided with a conductive metal ring 16, and the annular inner wall of the conductive metal ring 16 is provided with a conductive elastic sheet 17 that protrudes in the direction of the axial centerline of the conductive metal ring 16. The outer wall of the conductive metal ring 16 is connected to the wire 9, and the bottom of the conductive metal core 20 extends downward from the center of the first plastic insulating boss 18 and is connected to the wire 9; the conductive metal ring 16 is used for inserting the concentric Male terminal 3; a first limiting boss 24 protruding outward is provided on the peripheral outer wall of one end of the first insulating housing 15 close to the circular notch, and the first limiting boss 24 and the The circular notch end faces the concentric male terminal 3 and is used to cooperate with the concentric male terminal 3 .

The concentric female terminal 7 is used to connect with the concentric male terminal 3 and realize electrical connection, so that the concentric female terminal 7 conducts electricity to the power supply after the end away from the concentric male terminal 3 is powered by the power supply. The drive module 2 is used to light up the LED lamp panel 1 through the power drive module 2 .

The conductive elastic sheet 17 and the conductive metal core 20 of the concentric female terminal 7 are used for inserting the concentric male terminal 3 , and the conductive elastic sheet 17 can compress the power taking end of the concentric male terminal 3 inserted into the concentric female terminal 7 . , so that the concentric male terminal 3 can be completely attached to the conductive metal core 20, so that the concentric male terminal 3 and the concentric female terminal 7 can be in good contact, reducing the power failure or virtual connection caused by poor contact.

As shown in FIG. 4 , the concentric male terminal 3 includes: a second insulating housing 21 , a second plastic insulating boss 19 , an outer conductive metal tube 22 and a first inner conductive metal tube 23 . The second insulating housing 21 is set as a cylindrical structure, the lower surface of the cylindrical structure is provided with a circular notch, the circular notch is provided with a second plastic insulating boss 19, and the second plastic insulating boss is close to the circular notch. A third plastic insulating column 26 is arranged on one side of the notch, and the diameter of the third plastic insulating column is smaller than the diameter of the second plastic insulating boss 19; the third plastic insulating column and the second insulating shell An outer conductive metal tube 22 is arranged between the bodies 21 , and a second inner conductive metal tube 25 is embedded in the first plastic insulating boss 18 and the second plastic insulating boss 19 . The end of the tube 25 close to the bottom of the circular slot is provided with a wire 9, and the wire 9 at the end away from the second inner conductive metal tube 25 penetrates and extends out of the second insulating shell 21. The outer conductive metal tube The outer wall of 22 is also connected with a wire 9, and the wire 9 at one end away from the outer conductive metal tube 22 penetrates and extends out of the second insulating housing 21; the second inner conductive metal tube 25 is also embedded with a first The inner conductive metal tube 23, the lower end of the first inner conductive metal tube 23 is provided with a circular structure opening, and the opening is used to install the concentric female terminal 7; the second insulating shell 21 is close to the circular concave One end of the opening of the slot is provided with a second limiting boss 27 on the peripheral outer wall. Inside, the end of the first protruding column 6 away from the first housing 4 is further provided with a first limiting groove 28, and the notch diameter of the first limiting groove 28 is larger than that of the first protrusion The diameter of the center through hole of the column 6 ; the first limiting groove 28 is used to embed the second limiting boss 27 .

Further, both the concentric male terminal 3 and the concentric female terminal 7 can achieve 360-degree rotation after being connected, and can also ensure that the power-on state is still maintained during the rotation process; A torsional disconnection of the wire 9 occurs.

When in use, one end of the first inner conductive metal tube 23 of the concentric male terminal 3 is inserted into the conductive metal core 20 of the concentric female terminal 7; the other end of the concentric male terminal 3 is the end of the wire 9, and the end of the wire 9 is The wire 9 is electrically connected to the power drive module 2; at the same time, the second insulating shell 21 provided at the end of the wire 9 of the concentric male terminal 3 is inserted into the inner cavity of the first casing 4, and is jointly connected by the first sealing layer 11. Sealed and fixed in the first housing, one end of the second limiting boss 27 of the concentric male terminal 3 close to the second insulating housing 21 is close to the groove bottom of the first limiting groove, and the second limiting The positioning boss 27 is completely placed in the first limiting groove; thus, the second insulating housing 21 and the second limiting boss 27 of the concentric male terminal 3 are completely located in the first boss 6 and the second limiting boss 27 . in a housing cavity;

3-5, the conductive metal ring 16 and the conductive elastic sheet 17 of the concentric female terminal 7 are connected through the wire 9, and a third connection line is formed in the concentric female terminal 7; the conductive metal core 20 A fourth connection line is formed in the slot of the first insulating shell 15 through the first plastic insulating boss 18; the first inner conductive metal tube 23 and the second inner conductive metal tube 25 of the concentric male terminal 3 It is made of metal material, and the first conductive metal tube is a circular notch on the second conductive metal tube, thereby forming a first communication line; the outer conductive metal tube 22 is isolated by the third plastic insulating column 26 is arranged on the peripheral outer wall of the second conductive metal tube, the outer conductive metal tube 22 penetrates the second insulator shell through the wire 9 and forms a second connection line; the concentric male terminal 3 is away from the end of the concentric female terminal 7 It is used to connect the power drive module 2, and the end of the concentric female terminal 7 away from the concentric male terminal 3 is used to connect the power supply; the first connection line and the third connection line are conductively arranged; the second connection line Connected with the fourth communication line; when the concentric male terminal 3 and the concentric female terminal 7 are connected, the first communication line and the second communication line are not conductive; the third communication line and the fourth communication line are not conductive.

As shown in FIG. 5 , the peripheral outer wall of the first protruding column 6 is provided with external threads, and the external threads are used to install the second housing 29 , the second housing 29 is configured as a tubular structure, and the tubular structure A mounting table 31 with a tapered structure is provided below the mounting table 31 , and one end of the mounting table 31 away from the second housing 29 is provided with a through hole, and the through hole is used to install the first limiting protrusion of the concentric female terminal 7 The base 24, the lower surface of the first limiting boss 24 is in contact with the inner bottom surface of the mounting base 31, and the upper surface of the first limiting boss is provided with a waterproof rubber ring 30.

The second housing 29 is used to fix the concentric female terminal 7 and protect the concentric female terminal 7 by the second housing 29, which is also beneficial for the concentric female terminal 7 and the concentric male terminal 3 to be better installed as a whole. .

In use, the inner thread provided on the inner wall of one end of the second housing 29 away from the mounting platform 31 is mounted on the outer thread of the first protruding post 6 provided on the first housing 4, and the second housing 29 and A waterproof rubber ring 30 of annular structure is also arranged between the first raised columns 6, and the waterproof rubber ring 30 can make the gap between the first shell 4 and the second shell 29 for the purpose of sealing and waterproofing; The purpose of pressing between the first housing 4 and the second housing 29 through the first protruding post 6 and the waterproof rubber ring 30 can not only make the contact between the concentric male terminal 3 and the concentric female terminal 7 more firm, but also make the To achieve the purpose of sealing and waterproofing.

As shown in FIG. 6 , one end of the first housing 4 away from the first protruding column 6 is provided with an external thread on the peripheral outer wall, and the external thread is used to install the mask 34 , and the center of the mask 34 is provided with a penetrating thread. A mounting hole, a step glass 33 is embedded in the bottom of one end of the mounting hole away from the first housing 4, and a silicone gasket 32 with a ring structure is arranged on the side of the step glass 33 away from the ground in the mounting hole. The silicone gasket 32 is sleeved on the peripheral outer wall of one end of the outer thread of the first housing 4 . The mask 34 can be any one of a flat cover, an arc cover, a round oblique mask, a vertical lamp cover, a long tube cover or a square oblique mask.

When in use, the face shield 34 is made of metal material, and the face shield 34 is connected with the outer thread of the outer wall at one end of the first shell 4 away from the concentric male terminal 3, so that the face shield 34 can be connected to the LED light board. The light of 1 is concentrated, and the protection of the LED light board 1, the reflector 13 and the lens 14; the silicone gasket 32 can make the mask 34 and the first shell 4 achieve the purpose of sealing and waterproofing during installation; so The step glass 33 as shown in FIG. 6 is a cylindrical boss glass with a T-shaped structure in cross section, and the step glass 33 can reduce the situation that water or water mist enters the first housing 4 from outside the mask 34; Improved waterproof performance. The mask 34 can conduct heat conduction of the thermal energy of the first housing 4, and further achieve the purpose of conducting heat conduction to the power drive module 2 and the LED lamp board.

As shown in FIGS. 7-13 , the end of the second housing 29 away from the first housing 4 is fixed on the lamp holder 35 , the lamp holder 35 is fixed on the base 36 through the fixing rod 37 , and the inner wall of the lamp holder 35 is spiraled. A cooling pipe 38 is embedded, and both ends of the cooling pipe 38 extend from the end of the lamp holder 35 close to the fixing rod 37 to the base 36; the base 36 is provided with a water storage cavity 66, so The upper surface of the water storage cavity 66 is provided with a water inlet 68 and a water outlet 67, the water inlet 68 is connected with a water inlet pipe 70, the water outlet 67 is connected with a water outlet pipe 69, the water inlet pipe 70 and the water outlet pipe 69 The two open ends of the cooling duct 38 are respectively connected; the lamp holder 35 is provided with a ventilation plate 39 at one end of the lamp holder 35 close to the second shell 29 , and a fan is provided at the end of the ventilation plate 39 away from the second shell 29 and a water pressure regulating device, the fan is set close to the ventilation plate 39, one end of the water pressure regulating device is connected to the driving device, and the other end is connected to the end of the cooling pipe 38 close to the water outlet pipe 69; The peripheral outer wall is also provided with a water injection port 71 .

The first shell 4 can be installed with lamp sockets 35 of various specifications; the lamp socket 35 can be a chandelier structure that is hung on the roof or cantilever beam through lifting rings, or can be directly installed in the room through screws 8. ceiling or cantilever ceiling structure; or a floodlight or underwater light fixed by the fixing rod 37 and the base 36; Fixing, so as to achieve the purpose of installing and fixing the lamp module. The cooling pipe 38 arranged in the lamp holder 35 is arranged in a spiral manner on the inner wall of the lamp holder 35, so the temperature in the lamp holder 35 can be lowered, because the lamp module is installed on the lamp holder 35 and the mask. Therefore, the purpose of conducting heat conduction and heat dissipation to the lamp module can be achieved through the lamp holder 35 and the mask 34; therefore, the cooling pipe 38 can conduct water-cooling circulation through the water storage cavity 66 provided in the base 36; in addition, The lamp holder 35 is also provided with a fan. The fan blows the ventilation plate 39. The ventilation plate 39 is configured as a circular plate structure. The surface of the circular plate structure is provided with a plurality of spaced ventilation holes. It is beneficial for the wind of the fan to blow toward the end of the concentric female terminal 7 away from the concentric male terminal 3 , thereby achieving the purpose of air-cooling the concentric female terminal 7 and the lamp holder 35 .

As shown in FIGS. 8-13 , the fan includes: blades 47 , a third rotating shaft 48 and a motor 49 . One end of the third rotating shaft 48 is provided with a plurality of blades 47 on the outer wall, and the other side of the third rotating shaft 48 is provided with a plurality of blades 47 . One end is connected to the first rotating shaft 42 , and one end of the third rotating shaft 48 close to the first rotating shaft 42 is provided with a first gear 40 on the peripheral outer wall. A fourth rotating shaft 50 is connected to the center of the gear, the fourth rotating shaft 50 and the third rotating shaft 48 are vertically arranged, and one end of the fourth rotating shaft 50 away from the second gear 41 is connected to the rotating end of the motor 49, and the motor 49 One end of the four-rotating shaft 50 is fixed on the inner wall of the lamp holder 35 ; the first gear 40 and the second gear 41 are arranged as bevel gears meshing with each other; the inner wall of the lamp holder 35 is provided with a fixed disk 44 with a circular structure , the center of the fixed plate 44 is provided with a bearing 51, the bearing 51 is used to connect the peripheral outer wall of the first rotating shaft 42; the lamp holder 35 is arranged in an L-shaped structure, and one end of the L-shaped structure is For installing the lamp module, the other end is used to be installed on the base 36; the peripheral outer wall of the first rotating shaft 42 is provided with a first connecting rod 45, and the connecting rod is arranged on the first rotating shaft 42 away from the third rotating shaft 48, the end of the first connecting rod 45 away from the first rotating shaft 42 is provided with a fourth convex column 43, and the fourth convex column 43 is arranged on the side of the first connecting rod 45 away from the fixed plate 44 ; The fourth convex column 43 is rotatably connected with the third shaft sleeve 46, the third shaft sleeve 46 is connected with the third connecting rod 63, and the end of the third connecting rod 63 away from the third shaft sleeve 46 is provided with a The fourth bushing 56 is rotatably connected to the third protruding post 64 , and one end of the third protruding post 64 is set on one side of the second connecting plate 55 . The other side of the plate 55 is fixed on the first connecting plate 54, the side of the first connecting plate 54 away from the second connecting plate 55 is provided with a sliding rod 53, and the sliding rod 53 is slidably arranged on the slideway 52, and the slideway 52 is arranged on the inner wall of the lamp holder 35; one end of the second connecting plate 55 is connected to the fourth connecting plate 57, and the fourth connecting plate 57 and the third protruding column 64 are arranged on the second connecting plate 57. On the same surface of the connecting plate 55, the end of the fourth connecting plate 57 away from the second connecting plate 55 is fixed on the first bushing 58, and the first bushing 58 is fixed on the fifth rotating shaft 59, The two ends of the fifth rotating shaft 59 are rotatably arranged on the inner wall of the lamp holder 35; the fifth rotating shaft 59 is also fixedly provided with a second bushing 65, and the peripheral outer wall of the second bushing 65 is provided with a second bushing. Five connecting plates 60, one end of the fifth connecting plate 60 away from the second sleeve 65 is connected to the second connecting rod 61, and one end of the second connecting rod 61 away from the second sleeve 65 is fixedly connected to the plunger rod 73, so One end of the plunger rod 73 away from the second connecting rod 61 is provided with a movable plug 74 , the movable plug 74 is movably arranged in the piston tube 72 , and the other end of the piston tube 72 is communicated and arranged near the cooling pipe 38 . One end of the water outlet pipe 69; the cooling pipe 38 is provided with There are a first one-way valve 75 and a second one-way valve 76, the first one-way valve 75 and the second one-way valve 76 are respectively provided on both sides of the piston pipe 72; the fifth connecting plate 60 and The fourth connecting plate 57 is respectively disposed on both sides of the fifth rotating shaft 59 along the axial centerline of the fifth rotating shaft 59 , and the first bushing 58 and the second bushing 65 are spaced apart from each other. The peripheral outer wall of the fifth rotating shaft 59; the slideway 52 and the motor 49 are both arranged on the inner wall of the same side of the lamp holder 35; the end of the piston tube 72 close to the second connecting rod 61 is provided with The sealing device is preferably a sealing rubber ring, the outer wall of the sealing device is fixed on the inner wall of the opening of the piston tube 72, and the center of the sealing device is provided with a through hole for the movable plug 74 to move back and forth.

The sliding rod 53 , the fourth connecting plate 57 and the fifth connecting plate 60 are all arranged in parallel, and the planes of the fourth connecting plate 57 and the fifth connecting plate 60 are all arranged in parallel with the surface of the fixing plate 44 ; The third link 63 is located between the fixed plate 44 and the fourth connecting plate 57 , and the third connecting rod 63 is inclined relative to the plane of the fourth connecting plate 57 and the fixed plate 44 .

The water injection port 71 is used for adding or discharging water to the water storage cavity 66, and the open end of the water injection port 71 is provided with a sealing plug. The water storage chamber 66 is used for the purpose of adding or discharging water.

By using the fan, the inside of the lamp holder 35 can be air-cooled, and the water in the water storage cavity 66 can be adsorbed into the cooling pipe 38 by the water pressure adjusting device, and the cooling pipe 38 can be improved. The water flow speed of the cooling pipe 38 can be accelerated, and the water in the cooling pipe 38 can further cool the heat of the lamp holder 35, the first shell 4 and the second shell 29; thereby improving the lamp mold the service life of the group. During specific work, first the fan starts to work, after the fan starts to work, the water pressure regulating device will work in linkage, and after the water pressure regulating device works, the fan and the water pressure regulating device can jointly realize air cooling And the purpose of water cooling, thereby achieving the purpose of cooling the lamp module.

The working principle is as follows: the motor 49 is connected to the power supply through the wire 9, when the power supply is started, the motor 49 and the lamp module are started respectively; after the motor 49 is started, the fourth rotating shaft 50 will Rotating, the fourth rotating shaft 50 rotates and drives the first gear 40 to rotate, the first gear 40 rotates and then meshes with the second gear 41 to rotate, and the second gear 41 rotates to drive the third rotating shaft 48 and the first rotating shaft 42 Rotation, the rotation of the third shaft 48 will drive the blades 47 to rotate, and the rotation of the blades 47 can achieve air blowing, and the wind of the blades 47 is blown toward the second casing 29 through the ventilation plate 39, so that the second casing is blown away. 29 The purpose of air cooling;

After the first rotating shaft 42 rotates, it will drive the first connecting rod 45 to rotate, and after the first connecting rod 45 rotates, the fourth protruding column 43 on the first connecting rod 45 will revolve around the first rotating shaft 42 . The axial centerline of the shaft moves in a circular motion, thereby rotating with the third connecting rod 63 fixedly arranged on the third shaft sleeve 46, and the third connecting rod 63 will also carry out a circular motion accordingly;

The end of the third connecting rod 63 away from the first connecting rod 45 is rotatably arranged on the third convex column 64 , and the third convex column 64 , the first connecting plate 54 and the second connecting plate 55 are all fixedly connected ; The other end of the fourth connecting plate 57 is fixed on the peripheral outer wall of the fifth rotating shaft 59 through the first bushing 58; and the two ends of the fifth rotating shaft 59 are rotated and arranged on the inner wall of the lamp holder 35; therefore , the third link 63 will cause the first connecting plate 54 and the second connecting plate 55 to swing, and the sliding rod 53 connected to the first connecting plate 54 will move back and forth on the slideway 52, and also With the fifth rotating shaft 59 rotating back and forth, after the fifth rotating shaft 59 rotates back and forth, it will drive the second bushing 65 and the fifth connecting plate 60 to swing back and forth. After the fifth connecting plate 60 swings It will drive the second connecting rod 61 to move left and right in FIG. 8 , and the second connecting rod 61 in FIG. 9 is shown as the up and down moving direction;

The end of the second connecting rod 61 away from the fifth connecting plate 60 is fixedly connected to the plunger rod 73 , and the plunger rod 73 also moves back and forth, so that the movable plug 74 can be moved in the piston tube 72 . When the movable plug 74 moves back and forth in the piston tube 72, the air pressure in the piston tube 72 will change; in FIG. 12, when the plunger rod 73 moves to the right, the second one-way The one-way valve of the valve 76 is opened, the one-way valve of the first one-way valve 75 is closed, and the water in the water storage chamber 66 is introduced into the cooling between the first one-way valve 75 and the second one-way valve 76 through the water outlet 67 and the water outlet pipe 69 In the pipeline 38, the cooling pipeline 38 located between the first one-way valve 75 and the second one-way valve 76 is filled; when the plunger rod 73 moves to the left, the second one-way valve 76 is closed, and the first one-way valve 76 is closed. 75 is opened, and the water in the cooling pipe 38 between the first one-way valve 75 and the second one-way valve 76 is pressurized and flows from the first one-way valve 75 to the other end of the cooling pipe 38; The water in the water storage cavity 66 is drained into the cooling pipe 38 through one end of the cooling pipe 38, and then flows back into the water storage cavity 66 through the other end of the cooling pipe 38, so as to realize the circulation of the water in the cooling pipe 38. To achieve the purpose of accelerating the cooling efficiency, the lamp module can achieve the purpose of accelerating the cooling.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (8)

1. A lamp module, characterized in that it comprises: an LED lamp panel (1), a power drive module (2), a concentric male terminal (3) and a first housing (4), The first housing (4) is configured as a cylindrical structure, and a ring-shaped raised ring (5) is provided on the inner wall of the first housing (4) close to the upper open end, and the upper surface of the raised ring (5) passes through Screw (8) to install the LED light board (1); A power supply drive module (2) is arranged at intervals below the LED light board (1), and the output end of the power supply drive module (2) is connected to the power supply input end of the LED light board (1) through a wire (9), The input end of the power drive module (2) is connected to the output end of the concentric male terminal (3) through a wire (9), The lower surface of the first casing (4) is provided with a first convex column (6) in an annular structure, and the first convex column (6) is communicated with the first casing (4); One end of the concentric male terminal (3) close to the power drive module (2) is fixed in the first protruding post (6); the other end of the concentric male terminal (3) extends out of the first protruding post (6), and connect the concentric female terminal (7), the end of the concentric female terminal (7) away from the concentric male terminal (3) is installed in the second housing (29); A waterproof rubber ring (30) is arranged between the first casing (4) and the second casing (29); Glue is poured between the power drive module, the concentric male terminals, and the LED lamp board, thereby forming a first sealing layer (11) in the first housing; The first sealing layer (11) is used to jointly seal and fix the LED lamp board (1), the power drive module (2) and the wire (9) in the first housing (4); A second sealing layer (12) is provided on the side of the LED lamp board (1) and the screw (8) close to the upper end opening of the first housing (4), and the upper part of the second sealing layer (12) is sleeved A reflective cup (13) is provided, and a lens (14) is sleeved in the center of the reflective cup (13), and the lens (14) is used to be fastened on the light-emitting part of the LED lamp board. 2. A lamp module according to claim 1, characterized in that, an insulating sheet ( 10), the lower surface of the insulating sheet (10) and the inner bottom of the first shell (4) are attached to each other, and the upper surface of the insulating sheet (10) is fixed on the first sealing layer (11) through the first sealing layer (11). Inside a casing (4). 3. The lamp module according to claim 1, wherein the concentric female terminal (7) comprises: a first insulating shell (15), a conductive metal ring (16), a conductive elastic sheet (17) and the first plastic insulating boss (18), The concentric female terminal (7) is arranged in a columnar structure, the top of the first insulating shell (15) is provided with a circular notch, and the inner bottom of the circular notch is provided with a first plastic insulating boss (18) , a conductive metal core (20) is embedded in the center of the first plastic insulating boss (18), a conductive metal ring (16) is arranged on the inner wall of the circular slot, and the conductive metal ring (16) is A conductive elastic sheet (17) protruding toward the axial centerline of the conductive metal ring (16) is provided on the annular inner wall, The outer wall of the conductive metal ring (16) is connected to the wire (9), and the bottom of the conductive metal core (20) extends downward from the center of the first plastic insulating boss (18) and is connected to the wire (9); the conductive metal ring (16) is used for inserting the concentric male terminal (3); A first limiting boss (24) protruding outward is provided on the peripheral outer wall of one end of the first insulating shell (15) close to the circular slot, and the first limiting boss (24) and the The circular notch end faces the concentric male terminal (3) and is used to cooperate with the concentric male terminal (3). 4. The lamp module according to claim 3, wherein the concentric male terminal (3) comprises: a second insulating shell (21), a second plastic insulating boss (19), an outer conductive a metal tube (22) and a first inner conductive metal tube (23), The second insulating shell (21) is configured as a columnar structure, a circular notch is arranged on the lower surface of the columnar structure, and a second plastic insulating boss (19) is arranged in the circular notch, so the A third plastic insulating column (26) is disposed on the side of the second plastic insulating boss close to the circular notch, and the diameter of the third plastic insulating column is smaller than the diameter of the second plastic insulating boss (19). ; An outer conductive metal tube (22) is arranged between the third plastic insulating column and the second insulating shell (21), The first plastic insulating boss (18) and the second plastic insulating boss (19) are embedded with a second inner conductive metal tube (25), and the second inner conductive metal tube (25) is close to the One end of the bottom of the circular slot is provided with a wire (9), and the wire (9) at one end away from the second inner conductive metal tube (25) penetrates and extends out of the second insulating housing (21), The outer wall of the outer conductive metal tube (22) is also connected with a wire (9), and the wire (9) at one end away from the outer conductive metal tube (22) penetrates and extends out of the second insulating housing (21); The second inner conductive metal tube (25) is also embedded with a first inner conductive metal tube (23), the lower end of the first inner conductive metal tube (23) is provided with a circular structure opening, the opening For installing the concentric female terminal (7); a second limiting boss (27) is provided on the peripheral outer wall of one end of the second insulating housing (21) close to the opening of the circular groove, and the second limiting boss (27) is provided. Both the position boss (27) and the second insulating housing (21) are used to be inserted into and fixed in the first raised post (6), and the first raised post (6) is away from the first raised post (6). One end of a casing (4) is further provided with a first limiting groove (28), and the diameter of the notch of the first limiting groove (28) is larger than the central through hole of the first protruding column (6). diameter; the first limiting groove (28) is used to embed the second limiting boss (27). 5. A lamp module according to claim 3, characterized in that the peripheral outer wall of the first protruding column (6) is provided with external threads, and the external threads are used to install the second housing (29) ), The second housing (29) is configured as a tubular structure, a mounting platform (31) with a conical structure is arranged below the tubular structure, and an end of the mounting platform (31) away from the second housing (29) is arranged. There is a through hole, the through hole is used to install the first limiting boss (24) of the concentric female terminal (7), the lower surface of the first limiting boss (24) and the mounting platform ( 31) are connected to the inner bottom surfaces, and a waterproof rubber ring (30) is provided on the upper surface of the first limiting boss. 6 . The lamp module according to claim 1 , wherein an outer thread is provided on the peripheral outer wall of one end of the first housing ( 4 ) away from the first raised column ( 6 ). 6 . The external thread is used to install the mask (34), the center of the mask (34) is provided with a mounting hole passing through, and a step glass (33) is embedded in the inner bottom of one end of the mounting hole away from the first housing (4), The side of the step glass (33) away from the ground in the installation hole is provided with a ring-shaped silicone gasket (32), and the silicone gasket (32) is sleeved on the outer thread of the first shell (4). One end is peripheral to the outer wall. 7. A lamp module as claimed in claim 6, characterized in that, the mask (34) is set as a flat cover, an arc cover, a circular oblique mask, a vertical lamp cover, a long tube cover or a square oblique mask any kind. 8. The lamp module according to claim 5, wherein the end of the second housing (29) away from the first housing (4) is fixed on the lamp holder (35), and the lamp holder ( 35) It is fixed on the base (36) by the fixing rod (37), the inner wall of the lamp holder (35) is spirally embedded with a cooling pipe (38), and both ends of the cooling pipe (38) extend from the lamp holder (35). 35) one end close to the fixing rod (37) extends to the base (36); The base (36) is provided with a water storage cavity (66), the upper surface of the water storage cavity (66) is provided with a water inlet (68) and a water outlet (67), and the water inlet (68) is connected with a water inlet (68). a water inlet pipe (70), the water outlet (67) is connected to a water outlet pipe (69), and the water inlet pipe (70) and the water outlet pipe (69) are respectively connected to two open ends of the cooling pipe (38); One end of the lamp holder (35) close to the second housing (29) is provided with a ventilation plate (39), and the end of the ventilation plate (39) away from the second housing (29) is provided with a fan and a water pressure an adjusting device, wherein the fan is arranged close to the ventilation plate (39), one end of the water pressure adjusting device is connected to the driving device, and the other end is connected to the end of the cooling pipe (38) close to the water outlet pipe (69); A water injection port (71) is also provided on the peripheral outer wall of the water storage cavity (66).

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